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-~- <br /> <br />STATISTICS. <br />Average tonnage per month 60 <br />Total no,feet in shafts 600 <br />r <br />cost per foot $24 j <br />no.ft. in tun els 400 l <br />~. <br />cost per ft. $7 <br />no. ft. in levels, •4200b <br />cost per ft, $7 <br />total number feet in development 5,?.00 <br />4 miners nt per ei~ht ho~ira .p3 <br />~~ <br />1 timberman 3.50 f" <br />1 trainer " 3.00 k. <br />1 engineer 3.50 <br />1 blac'.amith " 3.5U <br />1 superintendent I <br />r <br />averane no.m~n employed for year 9 <br />coat of fuel per ton ?6 + <br />a~~eraTe cost per mo rj90,00 <br />avera~a assay °nlue of ore .~55 to .j70 per ton. <br />'.Bond blanks to :ohn ln~old, 3up't, Cold lull, Douldor Co., Colo ~ <br />'r,FCJ4tidEHLATIONS. <br />1.B1ake collar of shaft of aifficiont height to prevent per- <br />sons from falling in. <br />2, ?;grip cellar of shaft with guard rail. <br />!3. dove powder magazine to sufficient diatanco from all <br />I <br />Ibnildinga to secure safety, <br />i <br />4. Provide a powder tkuswer. <br />5. Equip shaft at all level stations with guard rails. <br />6. Place landings in ladderway not to exceed 20 ft.npart. <br />7, gquip one man way with ladders and make second exit read- <br />ily accessible. <br />